An Associated Press article about a virulent new stomach
virus that is affecting people around the world quotes John Crane,
associate professor of medicine and an infectious disease
specialist who had to deal with a norovirus outbreak in a hospital
a couple of years ago.

“It’s a headache” to try to control, he said.
The article appeared in hundreds of news outlets that include the
Weather Channel, Huffington Post, CBS News, Canada.com, U.S.
News & World Report, Fox News stations around the nation, ABC
News, San Diego Union Tribune, San Francisco Chronicle and
NBC News.